Researchers Spot Massive Black Hole In Double 'Burp'
The cosmic sinkhole is at the center of a galaxy 800 million light-years from Earth and supports the theory that such objects can switch their power output on and off in relatively short time-scales.
Read more on NPR
Làm đẹp Blog 247 January 12, 2018 at 06:32PM
Category Health & Science
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